Patent Certificate

Vitamin C ethyl ether- Invention Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Vanillin butyl ether Invention Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Glycerol Glucoside - Invention Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate

List of patents

No.
Application No. / Granted Patent No.
Patent Name
Type
Status
1
ZL 2019 1 0571288.0
A process for the preparation of 5,6-O-isopropylidene-L-ascorbic acid
Invention Patent
Authorized
2
ZL 2019 1 0331904.5
A synthesis method of vanillyl ether
Invention Patent
Authorized
3
202111055040.2
A synthesis method of pyrrolidine-based diaminopyrimidine nitrogen oxides
Invention Patent
Patent submission in progress
4
ZL202111061045.6
Synthesis of α - glycerol glucoside
Invention Patent
Authorized
5
202010112570.5
A method for the synthesis of gerberic acid
Invention Patent
Substantive review in progress
6
201910571239.7
A process for the synthesis of desmethylaconitine and its medicinal salt
Invention Patent
Substantive review in progress
7
ZL 2020 2 1918604.1
Double condenser drainage structure for easy drainage
Utility Model Patent
Authorized
8
ZL 2020 2 1918605.6
New vacuum condenser
Utility Model Patent
Authorized
9
ZL 2020 2 1918607.5
Well-sealed hose connection structure at the input of vacuum pump
Utility Model Patent
Authorized
10
ZL 2020 2 1918609.4
Height-adjustable filter drum for cosmetic production
Utility Model Patent
Authorized
11
ZL 2020 2 1918610.7
Cosmetic production wastewater oil-liquid separator
Utility Model Patent
Authorized
12
ZL 2020 2 1918611.1
Hydrogen gas emission combustion dissolution device after acid-base reaction
Utility Model Patent
Authorized
13
ZL 2020 2 1918616.4
Mobile anhydrous reaction gas circulation charging device
Utility Model Patent
Authorized
14
ZL 2020 2 1918612.6
Oxidation reactor high pressure safety relief valve
Utility Model Patent
Authorized